Base | Representation |
---|---|
bin | 110011110101… |
… | …101111101001 |
3 | 221120102021010 |
4 | 303311233221 |
5 | 11434330411 |
6 | 1203134133 |
7 | 223336323 |
oct | 63655751 |
9 | 27512233 |
10 | 13589481 |
11 | 7741a84 |
12 | 4674349 |
13 | 2a7a619 |
14 | 1b3a613 |
15 | 12d67a6 |
hex | cf5be9 |
13589481 has 12 divisors (see below), whose sum is σ = 18943568. Its totient is φ = 8664744.
The previous prime is 13589479. The next prime is 13589497. The reversal of 13589481 is 18498531.
13589481 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13589481 - 21 = 13589479 is a prime.
It is a super-2 number, since 2×135894812 = 369347987698722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13589431) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2695 + ... + 5868.
Almost surely, 213589481 is an apocalyptic number.
It is an amenable number.
13589481 is a deficient number, since it is larger than the sum of its proper divisors (5354087).
13589481 is an equidigital number, since it uses as much as digits as its factorization.
13589481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8612 (or 8589 counting only the distinct ones).
The product of its digits is 34560, while the sum is 39.
The square root of 13589481 is about 3686.3913248596. The cubic root of 13589481 is about 238.6350820727.
The spelling of 13589481 in words is "thirteen million, five hundred eighty-nine thousand, four hundred eighty-one".
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